Try this

[Moogie]

Not as easy as it looks (http://www.njagyouth.org/colortest.swf)

:D

[Dyyryath]

LOL! That's pretty cool...

[Richard Clyne]

:eek: Not sure about left side and right side of the brain. I tried this when I just got up and my brain was even switched on. Half the test was over before I realised it had started. :blush:

[Paratima]

Wait till you get old, easily confused, & prone to wandering. :looney:

The advantage is that you also become easily amused. ;)